12940204590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{6571}}^1\times {\mathrm{21881}}^1$

素因数の和:28465

約数の個数: 48

約数和(自身を含む): 33651189936

約数和(自身を除く): 20710985346

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 6571, 13142, 19713, 21881, 32855, 39426, 43762, 59139, 65643, 65710, 98565, 109405, 118278, 131286, 196929, 197130, 218810, 295695, 328215, 393858, 591390, 656430, 984645, 1969290, 143780051, 287560102, 431340153, 718900255, 862680306, 1294020459, 1437800510, 2156700765, 2588040918, 4313401530, 6470102295, 12940204590]

約数ペア:

[(1, 12940204590), (2, 6470102295), (3, 4313401530), (5, 2588040918), (6, 2156700765), (9, 1437800510), (10, 1294020459), (15, 862680306), (18, 718900255), (30, 431340153), (45, 287560102), (90, 143780051), (6571, 1969290), (13142, 984645), (19713, 656430), (21881, 591390), (32855, 393858), (39426, 328215), (43762, 295695), (59139, 218810), (65643, 197130), (65710, 196929), (98565, 131286), (109405, 118278)]